662420

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{3011}}^1$

素因数の和:3031

約数の個数: 24

約数和(自身を含む): 1518048

約数和(自身を除く): 855628

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 3011, 6022, 12044, 15055, 30110, 33121, 60220, 66242, 132484, 165605, 331210, 662420]

約数ペア:

[(1, 662420), (2, 331210), (4, 165605), (5, 132484), (10, 66242), (11, 60220), (20, 33121), (22, 30110), (44, 15055), (55, 12044), (110, 6022), (220, 3011)]